<template>
  <div>
    <div style="margin: 10px 0">
      <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="name"></el-input>
      <!--      <el-input style="width: 200px" placeholder="请输入邮箱" suffix-icon="el-icon-message" class="ml-5" v-model="email"></el-input>-->
      <!--      <el-input style="width: 200px" placeholder="请输入地址" suffix-icon="el-icon-position" class="ml-5" v-model="address"></el-input>-->
      <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
      <el-button type="warning" @click="reset">重置</el-button>
    </div>

    <div style="margin: 10px 0">
      <el-popconfirm
          class="ml-5"
          confirm-button-text='确定'
          cancel-button-text='我再想想'
          icon="el-icon-info"
          icon-color="red"
          title="您确定批量删除这些数据吗？"
          @confirm="delBatch"
      >
        <el-button type="danger" slot="reference">批量删除 <i class="el-icon-remove-outline"></i></el-button>
      </el-popconfirm>
      <!--      <el-upload action="http://localhost:9090/user/import" :show-file-list="false" accept="xlsx" :on-success="handleExcelImportSuccess" style="display: inline-block">-->
      <!--        <el-button type="primary" class="ml-5">导入 <i class="el-icon-bottom"></i></el-button>-->
      <!--      </el-upload>-->
      <!--      <el-button type="primary" @click="exp" class="ml-5">导出 <i class="el-icon-top"></i></el-button>-->
    </div>

    <el-table :data="tableData" border stripe :header-cell-class-name="'headerBg'"  @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55"></el-table-column>
      <el-table-column prop="id" label="ID" width="80"></el-table-column>
      <el-table-column prop="name" label="名称" width="80"></el-table-column>
      <el-table-column prop="no" label="编号"></el-table-column>
      <el-table-column prop="totalPrice" label="总金额"></el-table-column>
      <el-table-column prop="state" label="状态"></el-table-column>
      <el-table-column prop="tiem" label="下单时间"></el-table-column>
      <el-table-column prop="payTime" label="付款时间"></el-table-column>
      <el-table-column prop="returnTime" label="退款时间"></el-table-column>
      <el-table-column label="查看商品" >
        <template slot-scope="scope">
          <el-button type="primary" @click="viewGoods (scope.row.id)">查看商品</el-button>
        </template>
      </el-table-column>
      <el-table-column label="操作"  width="280" align="center">
        <template slot-scope="scope">
          <el-button type="success" @click="pay(scope.row)"  v-if="scope.row.state !=='已支付'">付款</el-button>
          <el-button type="danger" @click="returnPay(scope.row)"  :disabled="scope.row.state !== '已支付'">退款</el-button>
          <el-popconfirm
              class="ml-5"
              confirm-button-text='确定'
              cancel-button-text='我再想想'
              icon="el-icon-info"
              icon-color="red"
              title="您确定删除吗？"
              @confirm="del(scope.row.id)"
          >
            <el-button type="danger" slot="reference" v-if="scope.row.state !=='已支付'">取消订单 <i class="el-icon-remove-outline"></i></el-button>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>
    <div style="padding: 10px 0">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="pageNum"
          :page-sizes="[2, 5, 10, 20]"
          :page-size="pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total">
      </el-pagination>
    </div>

    <el-dialog title="商品信息" :visible.sync="dialogFormVisible" width="30%" >
      <el-form label-width="80px" size="small">
        <el-form-item label="商品id">
          <el-input v-model="form.goodsId" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="用户id">
          <el-input v-model="form.userId" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="商品数量">
          <el-input v-model="form.num" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="上架时间">
          <el-date-picker
              v-model="form.time"
              type="datetime"
              value-format="yyyy-MM-dd"
              placeholder="选择日期时间">
          </el-date-picker>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="save">确 定</el-button>
      </div>
    </el-dialog>

    <el-dialog title="商品信息" :visible.sync="dialogFormVisible1" width="50%" :close-on-click-modal="false">
      <el-table :data="goodsList" border stripe :header-cell-class-name="'headerBg'"  @selection-change="handleSelectionChange">
        <el-table-column prop="id" label="ID" width="80"></el-table-column>
        <el-table-column prop="name" label="商品名称"></el-table-column>
        <el-table-column prop="price" label="价格"></el-table-column>
        <el-table-column prop="description" label="商品描述"></el-table-column>
        <el-table-column prop="unit" label="单位"></el-table-column>
        <el-table-column width="140" label="图片"><template slot-scope="scope"><el-image style="width: 100px; height: 100px" :src="scope.row.img" :preview-src-list="[scope.row.img]"></el-image></template></el-table-column>
        <el-table-column prop="time" label="上架时间"></el-table-column>
        <el-table-column prop="num" label="数量"></el-table-column>
      </el-table>
    </el-dialog>
  </div>
</template>

<script>
import {serverIp} from "../../../public/config";

export default {
  name: "Item1",
  data() {
    return {
      serverIp: serverIp,
      tableData: [],
      goodsList:[],
      total: 0,
      pageNum: 1,
      pageSize: 10,
      name: "",
      form: {},
      dialogFormVisible: false,
      dialogFormVisible1:false,
      menuDialogVis: false,
      multipleSelection: [],
      menuData: [],
      props: {
        label: 'name',
      },
      expends: [],
      checks: [],
      roleId: 0,
      roleFlag: '',
      ids: []
    }
  },
  created() {
    this.load()
  },
  methods: {
    returnPay(row) {
      const url = `http://localhost:9090/alipay/return?totalAmount=${row.totalPrice}&alipayTraceNo=${row.alipayNo}&traceNo=${row.no}`
      this.request.get(url).then(res => {
        if(res.code === '200') {
          this.$message.success("退款成功")
        }  else {
          this.$message.error(res.msg)
        }
        this.load()
      })
    },
    pay(row){
      console.log(row.data)
      //得到一个URL，这个url就是支付宝的界面url
      window.open('http://localhost:9090/alipay/pay?subject='+row.name+'&traceNo='+row.no+'&totalAmount='+row.totalPrice);
    },
    viewGoods(orderId){
      this.request.get("/orders//getGoodsById/"+orderId).then(res =>{
        this.goodsList=res.data,
            this.dialogFormVisible1=true
      })
    },
    handleAvatarSuccess(res) {
      this.form.img = res
    },
    load() {
      this.request.get("/orders/page", {
        params: {
          pageNum: this.pageNum,
          pageSize: this.pageSize,
          name: this.name,
        }
      }).then(res => {

        this.tableData = res.data.records
        this.total = res.data.total
      })
    },
    save() {
      this.request.post("/orders", this.form).then(res => {
        if (res.code === '200') {
          this.$message.success("保存成功")
          this.dialogFormVisible = false
          this.load()
        } else {
          this.$message.error("保存失败")
        }
      })
    },
    saveRoleMenu() {
      this.request.post("/orders/roleMenu/" + this.roleId, this.$refs.tree.getCheckedKeys()).then(res => {
        if (res.code === '200') {
          this.$message.success("绑定成功")
          this.menuDialogVis = false

          // 操作管理员角色后需要重新登录
          if (this.roleFlag === 'ROLE_ADMIN') {
            this.$store.commit("logout")
          }

        } else {
          this.$message.error(res.msg)
        }
      })
    },
    handleAdd() {
      this.dialogFormVisible = true
      this.form = {}
    },
    handleEdit(row) {
      this.form = JSON.parse(JSON.stringify(row))
      this.dialogFormVisible = true
    },
    del(id) {
      this.request.delete("/orders/" + id).then(res => {
        if (res.code === '200') {
          this.$message.success("删除成功")
          this.load()
        } else {
          this.$message.error("删除失败")
        }
      })
    },
    handleSelectionChange(val) {
      console.log(val)
      this.multipleSelection = val
    },
    delBatch() {
      let ids = this.multipleSelection.map(v => v.id)  // [{}, {}, {}] => [1,2,3]
      this.request.post("/orders/del/batch", ids).then(res => {
        if (res.code === '200') {
          this.$message.success("批量删除成功")
          this.load()
        } else {
          this.$message.error("批量删除失败")
        }
      })
    },
    reset() {
      this.name = ""
      this.load()
    },
    handleSizeChange(pageSize) {
      console.log(pageSize)
      this.pageSize = pageSize
      this.load()
    },
    handleCurrentChange(pageNum) {
      console.log(pageNum)
      this.pageNum = pageNum
      this.load()
    },
    async selectMenu(role) {
      this.roleId = role.id
      this.roleFlag = role.flag
      this.request.get("/orders/roleMenu/" + this.roleId).then(res => {
        this.checks = res.data
        this.ids.forEach(id => {
          if (!this.checks.includes(id)) {
            // 可能会报错：Uncaught (in promise) TypeError: Cannot read properties of undefined (reading 'setChecked')
            this.$nextTick(() => {
              this.$refs.tree.setChecked(id, false)
            })
          }
        })
        this.menuDialogVis = true
      })
    },
  }
}
</script>


<style>
.headerBg {
  background: #eee!important;
}
</style>
